Looking at the forecast into mid November, it doesn't look like we will see a 40 degree temperature. The jet stream is positioned to our north keeping the colder air away from North Texas. This is a look at the forecast for Nov. 16 from the GFS model - it shows the jet stream in Canada.

Photo credit: NOAA

The European model has a temperature forecast through Nov. 19. The coldest temperature forecasted is 51 degrees on Nov. 13.

The Climate Prediction Center is also forecasting a warmer than normal November.